Obeseus is a DDoS attack detector designed for use by ISPs. It detects TCP floods (SYN/RST), fragment floods, raw ICMP/TCP/UDP floods, and BOGON misuse. It also detects application level floods in HTTP and UDP.

PacketDam is a cost-effective software solution against DDoS. It runs on off-the-shelf hardware and fits any budget or deployment scenario. If you are an Internet service provider or a content distribution network, if you offer hosting services, or if you are an academic institution, PacketDam may be just what you need to keep unwanted traffic outside your network.

JHyenae is an entirely overworked Java port of the low-level network packet generator Hyenae. Besides a clean and intuitive UI, it features full range protocol layer configuration and a steady growing variety of supported packet generators.